@article{10_4153_CJM_1977_113_6,
     author = {Hung, H. H.},
     title = {A {Contribution} to the {Theory} of {Metrization}},
     journal = {Canadian journal of mathematics},
     pages = {1145--1151},
     year = {1977},
     volume = {29},
     number = {6},
     doi = {10.4153/CJM-1977-113-6},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1977-113-6/}
}